1/* $OpenBSD: ssh1.h,v 1.6 2006/03/25 22:22:43 djm Exp $ */ 2 3/* 4 * Author: Tatu Ylonen <ylo@cs.hut.fi> 5 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland 6 * All rights reserved 7 * 8 * As far as I am concerned, the code I have written for this software 9 * can be used freely for any purpose. Any derived versions of this 10 * software must be clearly marked as such, and if the derived work is 11 * incompatible with the protocol description in the RFC file, it must be 12 * called by a name other than "ssh" or "Secure Shell". 13 */ 14 15/* 16 * Definition of message types. New values can be added, but old values 17 * should not be removed or without careful consideration of the consequences 18 * for compatibility. The maximum value is 254; value 255 is reserved for 19 * future extension. 20 */ 21/* Ranges */ 22#define SSH_MSG_MIN 1 23#define SSH_MSG_MAX 254 24/* Message name */ /* msg code */ /* arguments */ 25#define SSH_MSG_NONE 0 /* no message */ 26#define SSH_MSG_DISCONNECT 1 /* cause (string) */ 27#define SSH_SMSG_PUBLIC_KEY 2 /* ck,msk,srvk,hostk */ 28#define SSH_CMSG_SESSION_KEY 3 /* key (BIGNUM) */ 29#define SSH_CMSG_USER 4 /* user (string) */ 30#define SSH_CMSG_AUTH_RHOSTS 5 /* user (string) */ 31#define SSH_CMSG_AUTH_RSA 6 /* modulus (BIGNUM) */ 32#define SSH_SMSG_AUTH_RSA_CHALLENGE 7 /* int (BIGNUM) */ 33#define SSH_CMSG_AUTH_RSA_RESPONSE 8 /* int (BIGNUM) */ 34#define SSH_CMSG_AUTH_PASSWORD 9 /* pass (string) */ 35#define SSH_CMSG_REQUEST_PTY 10 /* TERM, tty modes */ 36#define SSH_CMSG_WINDOW_SIZE 11 /* row,col,xpix,ypix */ 37#define SSH_CMSG_EXEC_SHELL 12 /* */ 38#define SSH_CMSG_EXEC_CMD 13 /* cmd (string) */ 39#define SSH_SMSG_SUCCESS 14 /* */ 40#define SSH_SMSG_FAILURE 15 /* */ 41#define SSH_CMSG_STDIN_DATA 16 /* data (string) */ 42#define SSH_SMSG_STDOUT_DATA 17 /* data (string) */ 43#define SSH_SMSG_STDERR_DATA 18 /* data (string) */ 44#define SSH_CMSG_EOF 19 /* */ 45#define SSH_SMSG_EXITSTATUS 20 /* status (int) */ 46#define SSH_MSG_CHANNEL_OPEN_CONFIRMATION 21 /* channel (int) */ 47#define SSH_MSG_CHANNEL_OPEN_FAILURE 22 /* channel (int) */ 48#define SSH_MSG_CHANNEL_DATA 23 /* ch,data (int,str) */ 49#define SSH_MSG_CHANNEL_CLOSE 24 /* channel (int) */ 50#define SSH_MSG_CHANNEL_CLOSE_CONFIRMATION 25 /* channel (int) */ 51/* SSH_CMSG_X11_REQUEST_FORWARDING 26 OBSOLETE */ 52#define SSH_SMSG_X11_OPEN 27 /* channel (int) */ 53#define SSH_CMSG_PORT_FORWARD_REQUEST 28 /* p,host,hp (i,s,i) */ 54#define SSH_MSG_PORT_OPEN 29 /* ch,h,p (i,s,i) */ 55#define SSH_CMSG_AGENT_REQUEST_FORWARDING 30 /* */ 56#define SSH_SMSG_AGENT_OPEN 31 /* port (int) */ 57#define SSH_MSG_IGNORE 32 /* string */ 58#define SSH_CMSG_EXIT_CONFIRMATION 33 /* */ 59#define SSH_CMSG_X11_REQUEST_FORWARDING 34 /* proto,data (s,s) */ 60#define SSH_CMSG_AUTH_RHOSTS_RSA 35 /* user,mod (s,mpi) */ 61#define SSH_MSG_DEBUG 36 /* string */ 62#define SSH_CMSG_REQUEST_COMPRESSION 37 /* level 1-9 (int) */ 63#define SSH_CMSG_MAX_PACKET_SIZE 38 /* size 4k-1024k (int) */ 64#define SSH_CMSG_AUTH_TIS 39 /* we use this for s/key */ 65#define SSH_SMSG_AUTH_TIS_CHALLENGE 40 /* challenge (string) */ 66#define SSH_CMSG_AUTH_TIS_RESPONSE 41 /* response (string) */ 67#define SSH_CMSG_AUTH_KERBEROS 42 /* (KTEXT) */ 68#define SSH_SMSG_AUTH_KERBEROS_RESPONSE 43 /* (KTEXT) */ 69#define SSH_CMSG_HAVE_KERBEROS_TGT 44 /* credentials (s) */ 70#define SSH_CMSG_HAVE_AFS_TOKEN 65 /* token (s) */ 71 72/* protocol version 1.5 overloads some version 1.3 message types */ 73#define SSH_MSG_CHANNEL_INPUT_EOF SSH_MSG_CHANNEL_CLOSE 74#define SSH_MSG_CHANNEL_OUTPUT_CLOSE SSH_MSG_CHANNEL_CLOSE_CONFIRMATION 75 76/* 77 * Authentication methods. New types can be added, but old types should not 78 * be removed for compatibility. The maximum allowed value is 31. 79 */ 80#define SSH_AUTH_RHOSTS 1 81#define SSH_AUTH_RSA 2 82#define SSH_AUTH_PASSWORD 3 83#define SSH_AUTH_RHOSTS_RSA 4 84#define SSH_AUTH_TIS 5 85#define SSH_AUTH_KERBEROS 6 86#define SSH_PASS_KERBEROS_TGT 7 87 /* 8 to 15 are reserved */ 88#define SSH_PASS_AFS_TOKEN 21 89 90/* Protocol flags. These are bit masks. */ 91#define SSH_PROTOFLAG_SCREEN_NUMBER 1 /* X11 forwarding includes screen */ 92#define SSH_PROTOFLAG_HOST_IN_FWD_OPEN 2 /* forwarding opens contain host */ 93